摘要：25．Going for a walk after supper is good your health. A．for B．in C．to D．with Today a lot of people work in offices. They 26 most of their time indoors. In the evenings they usually watch TV or 27 newspapers. In order to keep 28 good health, they know they have to exercise. Exercising is important. Doctors 29 it is good for us. It makes us strong. Children who often exercise are more alert.This means they do better in tests and school work than those who 30 exercise. There are many ways to exercise. Make sure you exercise in the 31 ways; you have to like what you’re doing. You can walk, run, swim, skate, or play ball games. Exercise enough, but not 32 .It’s best to exercise twice each week. Thirty minutes each time is enough. Try all kinds of things until you find one, two or even three 33 that you feel right for you. You can exercise at gyms. There are a lot of equipmentthere. The equipment will help exercise your arms, legs and 34 parts of your body. Some people buy equipment for their homes. But it is expensive. Exercising may be 35 .But friends can exercise together at a gym, or they can play sports together. How do you exercise?

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